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lestatis123
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1. The dense, hard layer of bone that protects against bumps and jolts is called
A. condensed bone.
B. spongy bone.
C. compact bone.
D. structural bone.
2. The type of bone tissue protects and holds red or yellow marrow is called
A. spongy bone.
B. marrow bone.
C. compact bone.
D. calcified bone.
3. Bones grow from
A. the middle.
B. muscles.
C. ligaments.
D. the ends.
4. One of the functions of bones is
A. to provide support.
B. to protect internal organs.
C. to produce blood cells.
D. All of the above.
5. Bones are covered by a connective tissue called
A. calcification.
B. marrow.
C. periosteum.
D. calcisteum.
6. Which of the following statements is true of a tendon?
A. It joins two bones over a ball-and-socket joint
B. It connects muscles to bones
C. It can be either fast-twitch or slow-twitch type
D. It is found between fibrous and cartilaginous joints
7. What kind of involuntary muscle regulates the width of blood vessels?
A. Skeletal
B. Striated
C. Smooth
D. Cardiac
8. Which of the following statements best describes all muscle tissue?
A. Muscle is under voluntary control.
B. Muscle moves matter in the body.
C. Muscle works in a pushing action.
D. Muscle contains few mitochondria.
9. Which is a characteristic of the muscle type shown in Fig. 33.2?
A. It has fast-twitch and slow-twitch fibers.
B. It is striated and its cells have only one nucleus.
C. It uses more ATP than cardiac muscle.
D. It is stimulated mostly by body hormones.
10. What causes the contractions of cardiac muscle?
A. Hormones
B. Brain signal
C. Pacemaker
D. Blood level
11. Which of the following is part of the integumentary system?
A. Epidermis
B. Tendons
C. Myosin
D. Vertebrae
12. Which statement best describes the dermis layer of your skin?
A. It consists of mostly dead cells.
B. It makes keratin and melanin.
C. It provides protective insulation.
D. It contains cells that make elastin.
13. Which of the following proteins gives the skin flexibility, allowing it to stretch without tearing?
A. Collagen
B. Elastin
C. Melanin
D. Keratin
14. Sweat glands and oil glands have the overlapping function of
A. preventing pathogens from growing.
B. controlling body temperature.
C. insulating muscles.
D. producing elastin and collagen.
15. Beneath the dermis is a layer that protects blood vessels and neurons. What type of cell makes up this layer?
A. Bone
B. Muscle
C. Fat
D. Cartilage
16. Which muscle is an example of an involuntary muscle?
A. Tongue
B. Thigh
C. Heart
D. Bicep
17. The integumentary system includes hair, fingernails, and
A. skin.
B. tendons.
C. myosin.
D. marrow.
18. Which statement best describes the subcutaneous fat layer of your skin?
A. It is made up of mostly dead cells, flaking away.
B. It is the outermost layer; contains many pores.
C. It cushions large blood vessels and neurons.
D. It contains cells that make elastin and collagen.
19. Which of the following items is a pigment that absorbs harmful ultraviolet sunlight?
A. Collagen
B. Myosin
C. Melanin
D. Keratin
20. Sweat glands found in the skin help maintain homeostasis by
A. controlling body temperature.
B. producing protective proteins.
C. secreting antibacterial fluids.
D. waterproofing the outer skin.
21. Which characteristic best describes the dermis?
A. It contains glands that produce oils or sweat.
B. It produces protective melanin and keratin.
C. It insulates the muscles and internal organs.
D. It consists of layered, tough, waterproof protein.
22. Which bone is part of your appendicular skeleton?
A. Jawbone
B. Vertebra
C. Breastbone
D. Thigh bone
23. Where in your body can you find the type of joint shown in Fig. 33.1?
A. Elbow
B. Fingers
C. Shoulder
D. ankles
24. Which type of joint allows your rib cage to flex when you breathe?
A. Cartilaginous
B. Fibrous
C. Synovial
D. Compound
25. The red marrow in spongy bone is part of the skeletal system and which other body system?
A. Appendicular
B. Respiratory
C. Circulatory
D. Integumentary
A. condensed bone.
B. spongy bone.
C. compact bone.
D. structural bone.
2. The type of bone tissue protects and holds red or yellow marrow is called
A. spongy bone.
B. marrow bone.
C. compact bone.
D. calcified bone.
3. Bones grow from
A. the middle.
B. muscles.
C. ligaments.
D. the ends.
4. One of the functions of bones is
A. to provide support.
B. to protect internal organs.
C. to produce blood cells.
D. All of the above.
5. Bones are covered by a connective tissue called
A. calcification.
B. marrow.
C. periosteum.
D. calcisteum.
6. Which of the following statements is true of a tendon?
A. It joins two bones over a ball-and-socket joint
B. It connects muscles to bones
C. It can be either fast-twitch or slow-twitch type
D. It is found between fibrous and cartilaginous joints
7. What kind of involuntary muscle regulates the width of blood vessels?
A. Skeletal
B. Striated
C. Smooth
D. Cardiac
8. Which of the following statements best describes all muscle tissue?
A. Muscle is under voluntary control.
B. Muscle moves matter in the body.
C. Muscle works in a pushing action.
D. Muscle contains few mitochondria.
9. Which is a characteristic of the muscle type shown in Fig. 33.2?
A. It has fast-twitch and slow-twitch fibers.
B. It is striated and its cells have only one nucleus.
C. It uses more ATP than cardiac muscle.
D. It is stimulated mostly by body hormones.
10. What causes the contractions of cardiac muscle?
A. Hormones
B. Brain signal
C. Pacemaker
D. Blood level
11. Which of the following is part of the integumentary system?
A. Epidermis
B. Tendons
C. Myosin
D. Vertebrae
12. Which statement best describes the dermis layer of your skin?
A. It consists of mostly dead cells.
B. It makes keratin and melanin.
C. It provides protective insulation.
D. It contains cells that make elastin.
13. Which of the following proteins gives the skin flexibility, allowing it to stretch without tearing?
A. Collagen
B. Elastin
C. Melanin
D. Keratin
14. Sweat glands and oil glands have the overlapping function of
A. preventing pathogens from growing.
B. controlling body temperature.
C. insulating muscles.
D. producing elastin and collagen.
15. Beneath the dermis is a layer that protects blood vessels and neurons. What type of cell makes up this layer?
A. Bone
B. Muscle
C. Fat
D. Cartilage
16. Which muscle is an example of an involuntary muscle?
A. Tongue
B. Thigh
C. Heart
D. Bicep
17. The integumentary system includes hair, fingernails, and
A. skin.
B. tendons.
C. myosin.
D. marrow.
18. Which statement best describes the subcutaneous fat layer of your skin?
A. It is made up of mostly dead cells, flaking away.
B. It is the outermost layer; contains many pores.
C. It cushions large blood vessels and neurons.
D. It contains cells that make elastin and collagen.
19. Which of the following items is a pigment that absorbs harmful ultraviolet sunlight?
A. Collagen
B. Myosin
C. Melanin
D. Keratin
20. Sweat glands found in the skin help maintain homeostasis by
A. controlling body temperature.
B. producing protective proteins.
C. secreting antibacterial fluids.
D. waterproofing the outer skin.
21. Which characteristic best describes the dermis?
A. It contains glands that produce oils or sweat.
B. It produces protective melanin and keratin.
C. It insulates the muscles and internal organs.
D. It consists of layered, tough, waterproof protein.
22. Which bone is part of your appendicular skeleton?
A. Jawbone
B. Vertebra
C. Breastbone
D. Thigh bone
23. Where in your body can you find the type of joint shown in Fig. 33.1?
A. Elbow
B. Fingers
C. Shoulder
D. ankles
24. Which type of joint allows your rib cage to flex when you breathe?
A. Cartilaginous
B. Fibrous
C. Synovial
D. Compound
25. The red marrow in spongy bone is part of the skeletal system and which other body system?
A. Appendicular
B. Respiratory
C. Circulatory
D. Integumentary