Which of the following is the proper sequence of phases in the sexual response cycle?
a. plateau, excitement, orgasmic, resolution.
b. excitement, plateau, orgasmic, resolution.
c. plateau, orgasmic, excitement, resolution.
d. resolution, plateau, orgasmic, excitement.
e. excitement, orgasmic, resolution, plateau.
B
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Blood is supplied to the myocardium by
A) the coronary sinus. B) contact with blood in the pumping chambers. C) the coronary arteries. D) arteries that branch from the pulmonary arteries. E) arteries that branch off the subclavian arteries.
The presence of large perforated holes, called ___________, within glomerular endothelial cells allows the glomerulus to more easily filter the blood
Fill in the blank(s) with correct word
Define transverse tubules
A) Transverse tubules forms a tubular network around each individual myofibril and is similar to the smooth endoplasmic reticulum of other cells. B) Transverse tubules are composed primarily of actin filaments. C) Transverse tubules are composed primarily of myosin filaments. D) Transverse tubules are tubular extensions of the sarcolemma that extend deep into the sarcoplasm contacting the terminal cisternae of the sarcoplasmic reticulum. E) Transverse tubules are tubular proteins that bind calcium within the sarcomeres.
Which of the following cell types is diploid?
A. spermatid B. mature sperm C. primary spermatocyte D. secondary spermatocyte E. spermatozoa