The alveolar wall is ____________________ (how many?) cell layer(s) thick. The wall of the pulmonary capillaries surrounding an alveolus is cell ____________________ (how many?) layer(s) thick
Fill in the blank(s) with correct word
one, one
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These muscles extend from a superior rib inferomedially to the adjacent inferior rib. They elevate the ribs upon contraction, thereby increasing the transverse dimensions of the thoracic cavity during inhalation.
A. External intercostals B. Scalenes C. Transversus thoracis D. Internal intercostals E. Serratus posterior inferior
Which of the following is not under dual control of the ANS?
A. Pupil diameter B. Heart rate C. Salivary gland activity D. Adrenal medulla activity E. Gastrointestinal motility
Which tissue type is responsible for propelling food along the digestive tract?
A) Epithelial B) Connective C) Nervous D) Muscle
The humerus articulates with the radius at the
A. medial epicondyle. B. lateral epicondyle. C. capitulum. D. radial fossa. E. trochlea.