Structure and Function [Subject SAT (College Board) Biology]: Questions 47 - 51 of 82

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Question 47

Structure and Function
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Question

MCQ▾

Epiglottis is meant for protecting

Choices

Choice (5)Response

a.

Nasal chambers from entry of food

b.

Oesophagus from entry of air

c.

Larynx from entry of food

d.

Teeth from caries

e.

All of the above

Question 48

Structure and Function
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Question

MCQ▾

Louder sound of heart beat occurs during the closer of

Choices

Choice (5)Response

a.

Tricuspid valve

b.

Atriculo-ventricular valves

c.

Semilunar valves

d.

Mitral valve

e.

Question does not provide sufficient data or is vague

Question 49

Structure and Function
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Question

MCQ▾

What does P wave represent in ECG?

Image shows the ECG

Image Shows the ECG

Loading Image

Choices

Choice (5)Response

a.

End of systole

b.

Beginning of systole

c.

Contraction of both atria

d.

Initiation of ventricular contraction

e.

All of the above

Question 50

Structure and Function
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Question

MCQ▾

Which is not the function of hypothalamus?

Choices

Choice (5)Response

a.

Regulation of homeostasis

b.

Regulation of consciousness and sleep

c.

Hormonal balancing

d.

Contains master controlling gland

e.

Question does not provide sufficient data or is vague

Question 51

Structure and Function
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Question

MCQ▾

What is the function of a tendon?

Choices

Choice (5)Response

a.

To link muscles to ligaments

b.

To link muscle to bones

c.

To bind the cells in compact bone close together

d.

To link bones to bones

e.

All of the above