Choose the false statement.

T cytotoxic cells directly combat antigens.

Antibodies activate classical complement cascades.

B cells usually require T cells for full activation.

T helper cells directly combat antigens.


T helper cells directly combat antigens.

Health & Biomechanics

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A condition called the female athlete triad consists of all of the following, EXCEPT

A. abnormal eating patterns. B. premature osteoporosis. C. amenorrhea. D. muscle dysmorphia.

Health & Biomechanics

Place the correct symbol, < or >, between the two numbers. –29 ____ 18

A) < B) >

Health & Biomechanics

Which skin disorders are disorders of the hair? Select all that apply

1. Telogen effluvium 2. Acanthosis nigricans 3. Hidradenitis suppurativa 4. Alopecia areata 5. Acne vulgaris

Health & Biomechanics

"I will reduce my body fat to 20 percent body fat (137 pounds) in 12 weeks" is an example of a

a. long-term goal. b. short-term goal. c. specific objective. d. specific goal.

Health & Biomechanics