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Chris M.
Chris M., M.S.W. Social Work
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Question 1 of 20 5.0 Points The primary function of the

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Question 1 of 20 5.0 Points

The primary function of the blood is:
A. transportation.

B. metabolism.

C. increasing temperature.

D. to supply the lymphatic system.
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Question 2 of 20 5.0 Points

Lymph returns to the circulatory system:
A. because it is pumped by the heart.

B. by entering large veins near the heart.

C. by seeping into capillaries.

D. when it enters arteries.
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Question 3 of 20 5.0 Points

Contraction of the diaphragm causes:
A. a person to exhale.

B. the size of the chest cavity to increase.

C. air to flow from the lungs to the outside.

D. compression of the lungs.
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Question 4 of 20 5.0 Points

The function of the large intestine is to:
A. supply enzymes for digestion.

B. remove water.

C. absorb nutrients.

D. produce vitamins.
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Question 5 of 20 5.0 Points

The primary function of the loop of Henle is:
A. removal of glucose.

B. removal of water from the nephron.

C. secretion of hydrogen ions.

D. to produce liquid for the nephron.
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Question 6 of 20 5.0 Points

An example of assimilation is the:
A. synthesis of carbon.

B. synthesis of proteins.

C. hydrolysis of water.

D. hydrolysis of oxygen.
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Question 7 of 20 5.0 Points

Carbohydrates, lipids, proteins, and vitamins are all examples of:
A. nutrients.

B. sources of energy.

C. inorganic compounds.

D. catalysts.
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Question 8 of 20 5.0 Points

Which is true of Dietary Reference Intakes?
A. They are the same as the old Recommended Dietary Allowances.

B. They must be followed to be healthy.

C. They apply to a person with medical problems.

D. They provide information on the amounts of certain nutrients various members of the public should receive.
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Question 9 of 20 5.0 Points

__________ is an estimate of the amount of energy needed to maintain basic body functions while at rest.
A. Basic energy

B. Caloric intake

C. Basal energy needs

D. Basal metabolic rate
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Question 10 of 20 5.0 Points

Early death associated with obesity has recently been termed:
A. sudden infant death syndrome (SDS).

B. sedentary death syndrome (SDS).

C. wasting disease.

D. nutritional deficiency disease (NDS).
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Question 11 of 20 5.0 Points

Motor neurons:
A. send messages to the brain.

B. are part of the sensory nervous system.

C. normally receive messages from sense organs.

D. are normally considered part of the peripheral nervous system.
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Question 12 of 20 5.0 Points

Which of the following is a neurotransmitter?
A. Sodium ions

B. Cholinesterase

C. Synapse

D. Acetylcholine
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Question 13 of 20 5.0 Points

The brain directly regulates the:
A. posterior pituitary.

B. ovaries.

C. thyroid.

D. pancreas.

Question 14 of 20 5.0 Points

The taste known as sour is caused by:
A. the presence of hydrogen ions.

B. hot materials.

C. sugars.

D. any kind of ions.

Question 15 of 20 5.0 Points

Muscles are grouped in antagonistic sets because:
A. muscles cannot lengthen by themselves.

B. muscles push but cannot pull.

C. they do not like one another.

D. there is an increase in metabolic efficiency if they are present in antagonistic sets.

Question 16 of 20 5.0 Points

Sperm cells are moved out of the testes in the:
A. seminiferous tubules.

B. fallopian tubes.

C. cervical canal.

D. vas deferens.

Question 17 of 20 5.0 Points

Which of the following most closely describes the cervix?
A. A neck-like area of the ovary

B. A region between the uterus and vagina

C. A narrowed opening from the prostate gland

D. An opening from the vagina to the outside

Question 18 of 20 5.0 Points

In most women's menstrual cycles, ovulation occurs:
A. at the onset of the flow.

B. halfway through the cycle.

C. just after sexual intercourse.

D. just following the last cycle.

Question 19 of 20 5.0 Points

The placenta:
A. conducts the mother's blood directly to the embryo.

B. is responsible for providing the nutritional needs of the embryo.

C. nourishes the egg while it is yet in the ovary.

D. is discharged from the body and rebuilt approximately every twenty-eight days.
Hello, and thanks for question.

Question #20 is missing. Could you please post that one also?

Thanks!
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