Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Riker’s physiology betrays his disguise
S4E15
·
First Contact
To
Riker’s Physiology Exposes His Cover
S4E15
·
First Contact
Why These Connect
The narrative assertion
"Riker's arrival at the medical facility necessitates an examination, causing the doctors to discover his alien physiology."
About Causal Connections
A directly causes B. The first event sets forces in motion that produce the second. These are the load-bearing connections of plot--remove one and the story structure collapses.