Which of the developmental stages shown in the diagram is a blastocyst? 
Definitions:
Token Economy
The use of objects called tokens to reinforce behavior in which the tokens can be accumulated and exchanged for desired items or privileges.
Flooding
Technique for treating phobias and other stress disorders in which the person is rapidly and intensely exposed to the fear-provoking situation or object and prevented from making the usual avoidance or escape response.
Psychotic Disorder
A mental health condition that affects mind's ability to perceive reality, often involving hallucinations or delusions.
Humanistic Therapy
A therapeutic approach in psychology that emphasizes the importance of being your true self in order to lead the most fulfilling life.
Q26: Which of the following is not likely
Q28: The fetal period of development extends from
Q38: In the diagram showing the interactions that
Q45: The tongue is primarily composed of<br>A)smooth muscle<br>B)skeletal
Q47: Even moderate obesity is considered as a
Q69: A lower than normal level of potassium
Q74: Name the components of a nephron in
Q83: Catabolic reactions are usually energy-releasing.
Q89: The medical term for bedwetting is nocturnal<br>A)enuresis<br>B)anuria<br>C)diuresis<br>D)dysuria<br>E)azotemia
Q92: The liver is the largest organ of