Similar to skeletal muscle cells, all smooth muscle cells are excited by ACh.
Answer the following statement true (T) or false (F)
False
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Why are inguinal hernias generally associated with males?
A) Males have a gene on the Y chromosome that codes for inguinal hernia, whereas women do not have the Y chromosome. B) Women have a thicker set of skeletal muscles in the abdominal wall compared to men. C) Males work more strenuously than women, thereby damaging the abdominal wall. D) Males have a canal through the abdominal wall that the testes move through, and it often does not close up properly. E) The groin area is genetically weaker in men than in women because of the presence of the penis and testes.
What structure filters the blood to regulate its composition?
A) urethra B) bladder C) liver D) ureter E) kidneys
Correctly order the following key steps in the process of endochondral ossification
1. Chondrocytes die. 2. Osteoblasts build the bone collar on the external surface of the bone. 3. Perichondrium is invaded by blood vessels. 4. In the primary ossification center, osteoblasts replace calcified cartilage with early spongy bone. 5. Perichondrial cells differentiate into osteogenic cells then into osteoblasts. A) 4, 3, 2, 1, 5 B) 3, 5, 2, 1, 4 C) 3, 1, 2, 3, 5 D) 3, 1, 4, 5, 2
What is the reflexive movement of both eyes medially to view objects close to us?
A) emmetropia B) convergence C) accommodation D) inversion