Endocrine System Chap 18

Package Title: Testbank
Course Title: pap13
Chapter Number: 18

Question type: Multiple Choice

1) Which of the following is NOT a function of a hormone? Regulates chemical composition and volume of the internal environment
Regulates metabolism
Regulates glandular secretions
Produces electrolytes
Controls growth and development Answer: d Difficulty: Easy
Learning Objective 1: 18.1 Compare control of body functions by the nervous system and endocrine system.
Section Reference 1: 18.1 Comparison of Control by the Nervous and Endocrine Systems

2) When a hormone is present in excessive levels, the number of target-cell receptors may decrease. This is called receptor recognition. sensory adaptation. paracrine regulation. up-regulation. down-regulation. Answer: e Difficulty: Medium
Learning Objective 1: 18.3 Compare the classes of hormones and describe how they interact with target-cell receptors.
Learning Objective 2: 18.3.1 Describe how hormones interact with target-cell receptors. Section Reference 1: 18.3 Hormone Activity

3) A type of hormone that acts on neighboring cells without entering the bloodstream.
Local hormone
Paracrine
Autocrine
Circulating hormone 1 only
2 only
3 only
4 only
Both 1 and 2 Answer: e Difficulty: Medium
Learning Objective 1: 18.3 Compare the classes of hormones and describe how they interact with target-cell receptors.
Learning Objective 2: 18.3.1 Describe how hormones interact with target-cell receptors. Section Reference 1: 18.3 Hormone Activity

4) Which of the following are a group of lipid-soluble hormones derived from cholesterol? a) Steroids
Thyroid hormones
Nitric oxide
Amine hormones
Peptide hormones Answer: a Difficulty: Medium
Learning Objective 1: 18.3 Compare the classes of hormones and describe how they interact with target-cell receptors.
Learning Objective 2: 18.3.2