Property:AnswerAExp
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High-output heart failure is associated with Paget's disease of the bone due to increased rate of arteriovenous shunts. +
Correct – LDL receptors function in the removal of cholesterol from the plasma. Agents that can preserve these receptors will indirectly increase the removal of LDL cholesterol from the plasma +
This is the only antidote for the management of malignant hyperthermia, usually given intravenously. +
Insulin and growth factors, such as IGF-1, FGF, and PDGF, have receptors with an intrinsic tyrosine kinase activity. +
The median nerve is not typically damaged in Klumpke palsy. However, patients with Klumpke palsy will frequently exhibit weakness of the thenar eminence, which is innervated by the median nerve. These muscles are innervated by the nerves passing through the median nerve from the C8-T1 nerve roots. +
The C5-C6 nerve roots give rise to the axillary nerve and the posterior cord of the brachial plexus. These nerves are damaged in Erb’s palsy. +
The flexor digitorum profundus flexes the wrist and the metacarpophalangeal and interphalangeal joints. The flexor pollicis longus flexes the thumb. The median nerve does not traverse between these 2 muscle groups. +
Although breast cancer is the most common cancer in females, it is not the most common fatal cancer. It is in fact the 2nd most common fatal cancer among females. +
This is true for first-order elimination. Phenytoin on the other hand follows a capacity-limited elimination. +
Insulinomas are an endogenous source of insulin that release C-peptide as part of the production process of insulin. C-peptide would be elevated along with insulin levels in patients with insulinoma. +
The diagnosis of prostate cancer is not made by elevated PSA levels. Definitive diagnosis is by transrectal ultrasound guided biopsies of the prostate. +
The main mechanism of action of tetracycline antibiotics is the inhibition of protein synthesis by preventing the attachment of aminoacyl-tRNA to the 30S ribosomal subunit. +
Allergic transfusion reactions are due to activation of IgE-primed mast cells by plasma proteins found in the donor transfused blood. +
Sildenafil and tadalafil are examples of phosphodiesterase 5 (PDE5) inhibitors. These drugs are used to treat erectile dysfunction and are not used for the treatment of androgenetic alopecia. +
"A" corresponds to the proximal convoluted tubules. This is not the location where PTH acts to increase the reabsorption of calcium. However, this is the location where the sodium/phosphate co-transporter is inhibited to further excrete phosphate and decrease serum concentrations of phosphate. +