The structure in the nephron which has simple cuboidal epithelium with microvilli and numerous mitochondria is the ___.
a) proximal convoluted tubule
b) distal convoluted tubule
c) collecting duct
d) loop of Henle
e) glomerular capsule
Answer: a) proximal convoluted tubule
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A patient comes in the clinic expressing concern over changes in her body. She says she has been experiencing axillary and genital hair growth, breast growth, acne and she is going through a growth spurt. You reassure her these are all a normal part of maturation and inform her that she has begun
A) menarche. B) menopause. C) peri-menopause. D) prenatal development. E) puberty.
Which of the following statements about DNA replication is TRUE?
The leading strand is replicated continuously, while the lagging strand is replicated discontinuously. The leading strand is replicated discontinuously, while the lagging strand is replicated continuously. Both the leading and lagging strands are replicated continuously. Both the leading and lagging strands are replicated discontinuously. Each of the leading and lagging strands is replicated both continuously and discontinuously.
Answer the following questions true (T) or false (F)
1. The strongest type of chemical bond is a covalent bond because electrons are shared between two or more nonmetals. 2. The two general types of energy are potential energy and kinetic energy. 3. The digestion of food is exergonic since chemical bonds are broken and energy is released.
Which is not a function of the integument?
A. Protection B. Water loss prevention C. Temperature regulation D. Synthesis of cholecalciferol (vitamin D precursor) E. No exceptions; all are functions of the integument