If the tubular transport maximum (Tm) value for the amino acid, valine is 120 mg/min and the blood level is 240mg/ml, this amino acid will be:

a. Completely reabsorbed by the proximal convolued tubule
b. Actively secreted by the proximal convolued tubule
c. Excreted in the urine
d. Broken down by the liver


Ans: c. Excreted in the urine

Anatomy & Physiology

You might also like to view...

The pituitary hormone that controls the release of glucocorticoids from the adrenal cortex is

A) ACTH. B) STH. C) FSH. D) TSH. E) LH.

Anatomy & Physiology

The renal pelvis eventually narrows to form the ____

a. ureter b. urethra c. renal pyramid d. minor calyx

Anatomy & Physiology

One example of a membrane-bound organelle is a ribosome.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

The rhythmic contractions and relaxations of the inspiratory muscles are dependent upon spontaneous depolarizations of the diaphragm

Indicate whether the statement is true or false.

Anatomy & Physiology