AP (Advanced Placement) Biology: Questions 404 - 407 of 868

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Question number: 404

» Circulatory, Immune & Lymphatic Systems

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MCQ▾

Question

In veins, valves are present to check backward flow of blood flowing at

Choices

Choice (5)Response

a.

Low pressure

b.

Atmospheric pressure

c.

High pressure

d.

All of the above

e.

Question does not provide sufficient data or is vague

Question number: 405

» Specialized Cell and Tissues

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MCQ▾

Question

Erythrocytes are best described as

Choices

Choice (5)Response

a.

Lymphocyte-like cells that carry CO2

b.

Thrombocytes that contain iron

c.

Degenerate cells that contain hemoglobin

d.

Leukocytes that carry oxygen

e.

Bone marrow–derived cells that carry nutrients

Question number: 406

» Circulatory, Immune & Lymphatic Systems

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MCQ▾

Question

The proper sequence in which blood flows through the heart, starting at the vena cava, is.

Choices

Choice (5)Response

a.

Left atrium left ventricle right ventricle right atrium

b.

Right atrium left atrium right ventricle left ventricle

c.

Left atrium right atrium left ventricle right ventricle

d.

Left ventricle left atrium right ventricle right atrium

e.

Right atrium right ventricle left atrium left ventricle

Question number: 407

» Specialized Cell and Tissues

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MCQ▾

Question

Destruction of cancer cells is the responsibility of

Choices

Choice (5)Response

a.

Helper T cells

b.

Killer T cells

c.

Antibodies

d.

Macrophages

e.

Complement

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