Anatomy and Physiology

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Questions and Answers

Which of the following is the body's main control unit?

  • Hypothalamus
  • Endocrine System
  • Central Nervous System (correct)
  • Pituitary Gland

The pituitary gland is responsible for maintaining homeostasis.

False (B)

What hormone is primarily responsible for pregnancy?

Progesterone

The structure of DNA is found in the ___________.

<p>chromosomes</p> Signup and view all the answers

Match the following terms with their corresponding descriptions:

<p>Hypothalamus = Central command to maintain homeostasis Epididymis = Stores the sperm Testes = Produces the sperm and hormone Urethra = Opening of the urinary bladder</p> Signup and view all the answers

Where does fertilization typically occur?

<p>Fallopian Tube (B)</p> Signup and view all the answers

Positive feedback loops always maintain stability in the body.

<p>False (B)</p> Signup and view all the answers

What is the term for a non-Mendelian pattern of inheritance where both alleles are expressed?

<p>Codominance</p> Signup and view all the answers

The 'master gland' in the body is known as the ___________ gland.

<p>pituitary</p> Signup and view all the answers

Which of the following statements aligns with Mendelian Law regarding allele expression?

<p>Only the dominant allele will be expressed. (B)</p> Signup and view all the answers

The hypothalamus directly controls the release of hormones from the testes.

<p>False (B)</p> Signup and view all the answers

Name the structure where sperm are stored after their production.

<p>Epididymis</p> Signup and view all the answers

What is the main function of endocrine glands?

<p>To produce and release hormones (A)</p> Signup and view all the answers

Feedback mechanisms during the menstrual cycle can be described as both ___________ and __________.

<p>positive, negative</p> Signup and view all the answers

Match the following terms with their related function:

<p>Central NS = Body's main control unit Endocrine = Responsible for releasing hormones Positive feedback = Strengthen the change Chromosomes = Structure of DNA</p> Signup and view all the answers

In a scenario exhibiting codominance, what outcome do we expect?

<p>Both traits are equally and distinctly expressed (C)</p> Signup and view all the answers

The urethra is part of the male reproductive system and has no function in females.

<p>False (B)</p> Signup and view all the answers

What is released by endocrine tissues?

<p>Hormones</p> Signup and view all the answers

Feedback mechanisms that strengthen the change are considered ___________ feedback.

<p>positive</p> Signup and view all the answers

Match the following term and function:

<p>Progesterone = Pregnancy hormone Codominance = Non-Mendelian pattern of inheritance Law of dominance = Only dominant allele will be expressed</p> Signup and view all the answers

Flashcards

Central Nervous System (CNS)

The body's main control unit.

Endocrine System

Glands responsible for releasing hormones.

Pituitary Gland

Often called the 'master gland'.

Hypothalamus

Central command for maintaining homeostasis.

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Epididymis

Stores sperm.

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Testes

Produce sperm and hormones.

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Urethra

Opening of the urinary bladder.

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Fallopian Tube

Where fertilization typically occurs.

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Progesterone

Pregnancy hormone.

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Positive Feedback

Strengthens the change.

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Positive & Negative Feedback

Occurs during the menstrual cycle.

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Chromosomes

Structure of DNA.

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Law of Dominance

Only the dominant allele is expressed.

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Codominance

A pattern of inheritance where both alleles are expressed.

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Study Notes

  • The central nervous system is the body's main control unit.
  • The endocrine system releases hormones
  • The pituitary gland is considered the "master gland".
  • The hypothalamus is the central command center for maintaining homeostasis.
  • Sperm is stored in the epididymis.
  • The testes produce sperm and hormones.
  • The urethra is the opening of the urinary bladder.
  • Fertilization occurs in the fallopian tube.
  • Progesterone is the pregnancy hormone.
  • Positive feedback strengthens change.
  • Feedback mechanisms during the menstrual cycle can be positive or negative.
  • Chromosomes form the structure of DNA.
  • Mendelian Law suggests only the dominant allele will be expressed.
  • Codominance is a non-Mendelian pattern of inheritance.

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