TLS Online TPP Program

#Question id: 2128


The fluidity of a lipid bilayer will be increased by:

#Unit 2. Cellular Organization
  1. decreasing the number of unsaturated fatty acids.

  2. increasing the length of the alkyl chains.

  3. increasing the temperature.

  4. substituting 18:0 (stearic acid) in place of 18:2 (linoleic acid).

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TLS Online TPP Program

#Question id: 11780

#Unit 7. System Physiology – Animal

A patient has a goiter associated with high plasma levels of both thyrotropin-releasing hormone (TRH) and thyroid-stimulating hormone (TSH). Her heart rate is elevated. This patient most likely has which of the following?

TLS Online TPP Program

#Question id: 11781

#Unit 7. System Physiology – Animal

A 40-year-old woman comes to the emergency room with a fracture in the neck of the femur. Radiographs reveal generalized demineralization of the bone in the area. Her plasma calcium ion concentration is significantly greater than normal: 12.2 mg/dL. Which of the following conditions is consistent with this presentation?

TLS Online TPP Program

#Question id: 11782

#Unit 7. System Physiology – Animal

Which of the following pairs of hormones and the corresponding action is incorrect?

TLS Online TPP Program

#Question id: 11783

#Unit 7. System Physiology – Animal

Delayed breathing at birth is a common danger faced by newborn infants. What is a frequent cause of delayed breathing?

TLS Online TPP Program

#Question id: 11784

#Unit 7. System Physiology – Animal

Which of the following hormones is both synthesized and stored in the pituitary gland?

TLS Online TPP Program

#Question id: 11785

#Unit 7. System Physiology – Animal

A man is taking a number of medications, one of which appears to be interfering with the emission phase of the sexual act. Which of the following medications could cause this problem?