hbhd practice questions

• Which word is derived from the Greek word meaning “cutting up”?

  
  

  
  

  a. Dissection b. Physiology c. Pathology d. Anatomy
• Which word is defined as the study of the function of living organisms and their parts? a. Dissection b. Physiology c. Pathology d. Anatomy
• Which word is defined as the scientific study of disease? a. Dissection b. Physiology c. Pathology d. Anatomy
• Cells a. are more complex than tissues. b. are the first level of organization in the body. c. are the smallest living units of structure and function in the body. d. both B and C.
• A group of cells that act together to perform a function is called a(n) a. molecule. b. organ. c. tissue. d. organism.
• The heart is an example of a(n) a.organ. b. tissue. c. organism. d. system.
• The levels of organization from most simple to most complex are

  chemical -cell -tissue -organ- system.
• When using directional terms to describe the body, it is assumed that the body is in what position?

  Anatomical
• The supine position

  describes the body lying face up
• Because humans walk upright, the term dorsal can be used in place of the term posterior.
• The opposite term for superficial is deep.
• The body section that divides the right ear from the left ear is a sagittal section.
• The body section that divides the nose from the back of the head is a frontal section.
• The part of a feedback loop that has the direct effect on the regulated condition is called the effector.
• The part of the feedback loop that compares the present condition within a body part or region to its homeostatic condition is called the sensor
• Which term means toward the head?

  Superior
• Which describes the anatomical relationship of the wrist to the elbow? A. The elbow is proximal to the wrist. b. The elbow is distal to the wrist. c. The elbow is superficial to the wrist. d. The elbow is lateral to the wrist.

  A.The elbow is proximal to the wrist.
• A coronal plane or section is another term for a frontal plane.
• A proton subatomic particle has a positive charge.
• Which subatomic particle has no charge?

  Neutron
• Which subatomic particle is found in the nucleus?

  Proton & Neutron
• The atomic number of an atom is the number of

  Protons
• An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic number of

  20
• The bonds formed when electrons are shared are called

  covalent bonds
• Acids have


  A pH less than 7 and more H+ ions than OH- ions.
• Bases have


  A pH greater than 7.
• Which of the following is an example of a monosaccharide?

  • Sucrose
  • Glucose
  • Lactose
  • Glycogen
• Triglycerides have three fatty acids.
• Thymine substance is found only in DNA.
• Lysosomes can be called the “digestive bags” of the cell.
• What are the protein factories of the cell?

  Ribosomes
• Which are small fingerlike projections on the plasma membrane that increase the cell’s ability to absorb substances?

  Microvilli
• Which organelle has a subunit made of RNA?


  Ribosome
• Which of the following are called the “power plants” of the cell?


  Mitochondria
• Which are rod-shaped structures that are important in cell division?

  Centrioles
• Which are extremely fine hair like structures on the surface of the cell?

  Cilia
• Only about half the population has which of the following organelles?

  Flagella
• What is the process by which substances scatter themselves evenly throughout an available space?

  Diffusion
• What is the movement of water and solutes through a membrane because of hydrostatic pressure?

  Filtration
• During which phase of mitosis does a cleavage furrow begin to appear?

  Anaphase