BIO EXAM 2

Which of the following laws of nature states that energy can never be created or destroyed in normal processes?

1st Law of Thermodynamics

Which of the following laws of nature states that systems that convert energy from one form to another are not 100% efficient?

2nd law of thermodynamics

What is the major energy-storage compound in most cells?

ATP

_______________ energy is the amount of energy necessary to break bonds in a reactant thus getting a chemical reaction started.

Activation

Where is bile stored in the digestive system?

Gall bladder

Where does water reabsorption occur in the digestive system?

Large intestine

Bowman's capsule is found in which part of the urinary system?

Nephron

Where does the majority of nutrient absorption occur in the digestive system?

Small intestine

The central nervous system is composed of the brain and ________________________.

Spinal cord

A(n) ____________ potential is a momentary steep electrical charge difference across a membrane that serves as the physical basis for a nerve impulse.

action

A(n) _____________ is a process extending away from the cell body of a neuron; carries nerve impulse away from that same cell body.

axon

_________ tissues are a collection of cells in an extracellular matrix of supportive material that adds structural strength to other nearby collections of cells.

connective

A(n) _____________ is a type of protein molecule that serves as an organic catalyst in solution.

enzyme

____________ tissues are layers or groups of animal cells that cover body surfaces and line body cavities.

epithelial

The __________ lobe of the cerebrum is involved in certain aspects of memory and the inhibition of unsuitable behaviors.

frontal lobe

Which of the following organs of the urinary system filters waste from the blood?

kidney

Where does urine concentration begin in the nephron?

loop of Henle

The main functions of the ___________________ system are to sense internal and external stimuli, coordinate responses to those stimuli, and control the other organ systems.

nervous

A(n) ___________________ is a cell designed to transmit a nerve impulse from one location within the body to another.

neuron

Which of the following digestive organs secretes the hormones insulin and glucagon?

pancreas

The main functions of the ______________ system are to deliver oxygen to tissues, remove CO2 from those same tissues, and regulate pH.

respitory

The __________ is a duct in the urinary system that carries urine from the kidney to the urinary bladder.

ureter