The on the Axis (C2) Forms a Pivot Point with the Atlas

question 24

Multiple Choice

The on the axis (C2) forms a pivot point with the atlas (C1) that allows you to nod a "no."

• A) transverse foramen
• B) posterior tubercle
• C) dens
• D) superior articular facet

---

Definitions:

Variable-Interval Reinforcement

A schedule of reinforcement where responses are rewarded after unpredictable intervals of time, enhancing response rates and resistance to extinction.

Fixed-Interval Reinforcement

A schedule in operant conditioning where rewards are provided after a specified time period has elapsed, regardless of the behavior exhibited.

Variable-Interval Reinforcement

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed, which increases the consistency of the response.

Variable-Ratio Reinforcement

A reinforcement strategy in operant conditioning where a response is rewarded after an unpredictable number of responses, leading to high and steady response rates.